Shop for Merino Wool Base Layers at REI - Browse our extensive selection of trusted outdoor brands and high-quality recreation gear. Top quality, great selection and expert advice you can trust. 100% …

Explore our collections of merino wool base layers for every season and activity. Shop today and stay warm, dry and comfy on all your next adventures.

Layer merino wool leggings and tops for cool-weather hikes, mountain training, and snow sports, or with shorts for autumn and spring cycling and running. These base layers fit seamlessly under any outfit, …

Feb 23, 2026 · Merino wool is the most popular base layer material for a reason. It’s naturally temperature-regulating, moisture-wicking, and odor-resistant, meaning it keeps you warm without …

Mar 18, 2026 · I’ve tested dozens of wool base layers across temperature ranges from 20°F to 50°F. These products deliver proven warmth-to-weight ratios and moisture management.

Discover premium merino wool base layers for men and women. Explore lightweight, midweight, and heavyweight options for year-round comfort and performance.

Aug 19, 2025 · Wool tends to be more expensive than synthetic base layers, but it also has the best balance of heat efficiency, odor control, and moisture-wicking capability. Wool layers may not last as …

Dec 31, 2020 · If you’re overwhelmed by your base layer options, don’t worry! We’ll help you choose the best wool base layers for your next hike or backpacking trip. For more of our top hiking apparel …

Whether you're hitting the slopes or setting up camp for the weekend, Merino wool base layers keep you warm and comfortable for any adventure that lies ahead. Choose from our midweight or heavyweight …

These base layers form the foundation of any performance layering system, providing warmth and moisture management. Crafted from 100% Merino wool, they are durable, itch-free, and quick-drying, …